Home / 703,832,117.70-1,055,748,176.55-540,892,307.10

Finding the Fourth Proportional to 703,832,117.70, 1,055,748,176.55 and 540,892,307.10

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Solution

The fourth proportional to 703,832,117.70, 1,055,748,176.55 and 540,892,307.10 is: 811,338,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,832,117.70 : 1,055,748,176.55 = 540,892,307.10 : x
  2. Step 2: Convert to fraction form
    703,832,117.70/1,055,748,176.55 = 540,892,307.10/x
  3. Step 3: Cross multiply
    703,832,117.70x = 1,055,748,176.55 × 540,892,307.10
  4. Step 4: Simplify right side
    703,832,117.70x = 571,046,066,930,747,648
  5. Step 5: Solve for x
    x = 571,046,066,930,747,648/703,832,117.70
  6. Step 6: Final answer
    x = 811,338,460.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.